@article{
  author = {Mehrkhou, Setareh},
  title = {Investigating the effective parameters and various methods of computing the borehole depth of vertical ground heat exchanger of geothermal heat pump},
  journal = {Human & Environment},
  year = {2010},
  volume = {8},
  number = {24},
  pages = {35-47},
  doi = {}
}